package com.web.music.interfaces;

import java.util.List;

import com.web.music.model.User;

public interface UserService {

	public void save(User user);
	
	public List<User> findAll();
	
	public User getById(Long id);
	
	public User getByLoginPassword(String login, String password);
	
	public boolean existsAdminAccount();
	
	public boolean existsLogin(String login);

}